Which of the Following Is an Example of a Two-Part

Multiple Choice

Which of the following is an example of a two-part tariff?

A) price discrimination based on the buyers' willingness to pay
B) charging a hookup fee plus a monthly charge equal to marginal cost
C) higher sales tax on specific products
D) different prices based on the cost of production and quantity bought
E) A regulated firm uses marginal cost pricing for some customers and average cost pricing for other customers.